#include <stdio.h>
#include <ctype.h>
+#include <limits.h>
#include "cryptlib.h"
#include <openssl/lhash.h>
#include <openssl/asn1.h>
int i;
unsigned long ret=0;
unsigned char *p;
- ADDED_OBJ *ca = (ADDED_OBJ *)ca_void;
+ const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
a=ca->obj;
switch (ca->type)
{
ASN1_OBJECT *a,*b;
int i;
- ADDED_OBJ *ca = (ADDED_OBJ *)ca_void;
- ADDED_OBJ *cb = (ADDED_OBJ *)cb_void;
+ const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
+ const ADDED_OBJ *cb = (const ADDED_OBJ *)cb_void;
i=ca->type-cb->type;
if (i) return(i);
case ADDED_DATA:
i=(a->length - b->length);
if (i) return(i);
- return(memcmp(a->data,b->data,a->length));
+ return(memcmp(a->data,b->data,(size_t)a->length));
case ADDED_SNAME:
if (a->sn == NULL) return(-1);
else if (b->sn == NULL) return(1);
if (added == NULL)
if (!init_added()) return(0);
if ((o=OBJ_dup(obj)) == NULL) goto err;
- if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err;
+ if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
if ((o->length != 0) && (obj->data != NULL))
- ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
+ if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
if (o->sn != NULL)
- ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
+ if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
if (o->ln != NULL)
- ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
+ if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
for (i=ADDED_DATA; i<=ADDED_NID; i++)
{
ASN1_OBJECT_FLAG_DYNAMIC_DATA);
return(o->nid);
+err2:
+ OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE);
err:
for (i=ADDED_DATA; i<=ADDED_NID; i++)
if (ao[i] != NULL) OPENSSL_free(ao[i]);
adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
if (adp != NULL) return (adp->obj->nid);
}
- op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
- sizeof(ASN1_OBJECT *),obj_cmp);
+ op=(ASN1_OBJECT **)OBJ_bsearch((const char *)&a,(const char *)obj_objs,
+ NUM_OBJ, sizeof(ASN1_OBJECT *),obj_cmp);
if (op == NULL)
return(NID_undef);
return((*op)->nid);
{
int nid = NID_undef;
ASN1_OBJECT *op=NULL;
- unsigned char *buf,*p;
+ unsigned char *buf;
+ unsigned char *p;
+ const unsigned char *cp;
int i, j;
if(!no_name) {
/* Work out size of content octets */
i=a2d_ASN1_OBJECT(NULL,0,s,-1);
if (i <= 0) {
- /* Clear the error */
- ERR_get_error();
+ /* Don't clear the error */
+ /*ERR_clear_error();*/
return NULL;
}
/* Work out total size */
ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
/* Write out contents */
a2d_ASN1_OBJECT(p,i,s,-1);
-
- p=buf;
- op=d2i_ASN1_OBJECT(NULL,&p,i);
+
+ cp=buf;
+ op=d2i_ASN1_OBJECT(NULL,&cp,j);
OPENSSL_free(buf);
return op;
}
int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
{
- int i,idx=0,n=0,len,nid;
+ int i,n=0,len,nid, first, use_bn;
+ BIGNUM *bl;
unsigned long l;
unsigned char *p;
- const char *s;
- char tbuf[32];
-
- if (buf_len <= 0) return(0);
+ char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2];
if ((a == NULL) || (a->data == NULL)) {
buf[0]='\0';
return(0);
}
- if (no_name || (nid=OBJ_obj2nid(a)) == NID_undef) {
- len=a->length;
- p=a->data;
- idx=0;
- l=0;
- while (idx < a->length) {
- l|=(p[idx]&0x7f);
- if (!(p[idx] & 0x80)) break;
- l<<=7L;
- idx++;
+ if (!no_name && (nid=OBJ_obj2nid(a)) != NID_undef)
+ {
+ const char *s;
+ s=OBJ_nid2ln(nid);
+ if (s == NULL)
+ s=OBJ_nid2sn(nid);
+ if (buf)
+ BUF_strlcpy(buf,s,buf_len);
+ n=strlen(s);
+ return n;
}
- idx++;
- i=(int)(l/40);
- if (i > 2) i=2;
- l-=(long)(i*40);
-
- sprintf(tbuf,"%d.%lu",i,l);
- i=strlen(tbuf);
- strncpy(buf,tbuf,buf_len);
- buf_len-=i;
- buf+=i;
- n+=i;
+
+ len=a->length;
+ p=a->data;
+
+ first = 1;
+ bl = NULL;
+
+ while (len > 0)
+ {
l=0;
- for (; idx<len; idx++) {
- l|=p[idx]&0x7f;
- if (!(p[idx] & 0x80)) {
- sprintf(tbuf,".%lu",l);
- i=strlen(tbuf);
+ use_bn = 0;
+ for (;;)
+ {
+ unsigned char c = *p++;
+ len--;
+ if ((len == 0) && (c & 0x80))
+ goto err;
+ if (use_bn)
+ {
+ if (!BN_add_word(bl, c & 0x7f))
+ goto err;
+ }
+ else
+ l |= c & 0x7f;
+ if (!(c & 0x80))
+ break;
+ if (!use_bn && (l > (ULONG_MAX >> 7L)))
+ {
+ if (!bl && !(bl = BN_new()))
+ goto err;
+ if (!BN_set_word(bl, l))
+ goto err;
+ use_bn = 1;
+ }
+ if (use_bn)
+ {
+ if (!BN_lshift(bl, bl, 7))
+ goto err;
+ }
+ else
+ l<<=7L;
+ }
+
+ if (first)
+ {
+ first = 0;
+ if (l >= 80)
+ {
+ i = 2;
+ if (use_bn)
+ {
+ if (!BN_sub_word(bl, 80))
+ goto err;
+ }
+ else
+ l -= 80;
+ }
+ else
+ {
+ i=(int)(l/40);
+ l-=(long)(i*40);
+ }
+ if (buf && (buf_len > 0))
+ {
+ *buf++ = i + '0';
+ buf_len--;
+ }
+ n++;
+ }
+
+ if (use_bn)
+ {
+ char *bndec;
+ bndec = BN_bn2dec(bl);
+ if (!bndec)
+ goto err;
+ i = strlen(bndec);
+ if (buf)
+ {
if (buf_len > 0)
- strncpy(buf,tbuf,buf_len);
- buf_len-=i;
+ {
+ *buf++ = '.';
+ buf_len--;
+ }
+ BUF_strlcpy(buf,bndec,buf_len);
+ buf += i;
+ }
+ n++;
+ n += i;
+ buf_len -= i;
+ OPENSSL_free(bndec);
+ }
+ else
+ {
+ BIO_snprintf(tbuf,sizeof tbuf,".%lu",l);
+ i=strlen(tbuf);
+ if (buf && (buf_len > 0))
+ {
+ BUF_strlcpy(buf,tbuf,buf_len);
buf+=i;
- n+=i;
- l=0;
+ }
+ buf_len-=i;
+ n+=i;
+ l=0;
}
- l<<=7L;
}
- } else {
- s=OBJ_nid2ln(nid);
- if (s == NULL)
- s=OBJ_nid2sn(nid);
- strncpy(buf,s,buf_len);
- n=strlen(s);
- }
- buf[buf_len-1]='\0';
- return(n);
+
+ if (bl)
+ BN_free(bl);
+ return n;
+
+ err:
+ if (bl)
+ BN_free(bl);
+ return -1;
}
int OBJ_txt2nid(const char *s)
adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
if (adp != NULL) return (adp->obj->nid);
}
- op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
+ op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN,
sizeof(ASN1_OBJECT *),ln_cmp);
if (op == NULL) return(NID_undef);
return((*op)->nid);
static int obj_cmp(const void *ap, const void *bp)
{
int j;
- ASN1_OBJECT *a= *(ASN1_OBJECT **)ap;
- ASN1_OBJECT *b= *(ASN1_OBJECT **)bp;
+ const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap;
+ const ASN1_OBJECT *b= *(ASN1_OBJECT * const *)bp;
j=(a->length - b->length);
if (j) return(j);
const char *OBJ_bsearch(const char *key, const char *base, int num, int size,
int (*cmp)(const void *, const void *))
{
- int l,h,i,c;
- const char *p;
+ return OBJ_bsearch_ex(key, base, num, size, cmp, 0);
+ }
+
+const char *OBJ_bsearch_ex(const char *key, const char *base, int num,
+ int size, int (*cmp)(const void *, const void *), int flags)
+ {
+ int l,h,i=0,c=0;
+ const char *p = NULL;
if (num == 0) return(NULL);
l=0;
else if (c > 0)
l=i+1;
else
- return(p);
+ break;
}
#ifdef CHARSET_EBCDIC
/* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
* I don't have perl (yet), we revert to a *LINEAR* search
* when the object wasn't found in the binary search.
*/
- for (i=0; i<num; ++i) {
- p= &(base[i*size]);
- if ((*cmp)(key,p) == 0)
- return p;
- }
+ if (c != 0)
+ {
+ for (i=0; i<num; ++i)
+ {
+ p= &(base[i*size]);
+ c = (*cmp)(key,p);
+ if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
+ return p;
+ }
+ }
#endif
- return(NULL);
+ if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))
+ p = NULL;
+ else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH))
+ {
+ while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0)
+ i--;
+ p = &(base[i*size]);
+ }
+ return(p);
}
int OBJ_create_objects(BIO *in)
if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
{
- OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE);
+ OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE);
return(0);
}
i=a2d_ASN1_OBJECT(buf,i,oid,-1);